Specifications; Welding Power Source; Duty Cycle Chart - MAC TOOLS MW165 Owner's Manual

SECTION 1
SPECIFICATIONS
Table 1-1. Welding
Power Source
SpecificatIons
Type
Of
Output
Rated Weld
Output
Type Of
Input Power
Input Amperes At Rated
Output
KVAIKW Used At Rated
Output
Max. Open-Circuit Voltage
Control Circuit
Voltage At Gun
Welding Processes
Calculated Speed Range At No Load
Wire Diameter Range
Overall Dimensions
Weight
Welding Gun
Description
Direct Current/Constant Voltage (DC/CV)
130 Amperes, 20 Volts DC, 30% Duty Cycle
Single-Phase; 60 Hz; At 230 Volts AC
20 A At 230 V
4.7 kVAI4 kW
33 Volts DC
24 Volts DC
Gas Metal Arc (GMAW) And Flux Cored Arc Welding (FCAW)
126 To 722 ipm (3.2 To 18.3 mpm)
.02310 .035 Ifl
(0.58100.89mm)
Solid/Stainless
Steel;
.030 To .045 in
(0.8 To 1.1
mm) Flux
Cored/Aluminum
Length: 16-112 in (419 mm); Width: 9-1/2 in (241 mm); Height: 17 in (432 mm)
Net: 73 lb (33 kg)
160 Amperes At 60% Duty Cycle Using CO2 Shielding Gas
lOft (3m)
1-1.
Duty Cycle
Chart
41
CAUTION
USING GUN BEYOND DUTY CYCLE RATING
can
damage
gun.
Do
not
use
gun
beyond
rated amperage when using CO2 shielding
gas.
Use gun at 30%
duty cycle when using
mixed shielding
gas.
wfwłm8.1 10/91
Duty cycle is how
long the unit
can
300
250
_
~
a a a
E
operate within
a
ten
minute
period
without
causing overheating
or
damage.
200
= = = :
:
:
:
E
Thisunitisratedat3o%dutycycie
allowing welding
3 minutes out of
(1) 150
W
~
a-
~100
~::::~~
- - - - -
: : : : :
. - -
:
- -
~
-
:
-
everylOminutes.
. This gun
is
rated at 60%
duty cycle
when
using CO2 shielding gas and
30% when using mixed
shielding
gas.
o
- - - - - -
::i
10 15 20 2530 40 50 607080100
% DUTY CYCLE
sbl.3 1O/91S8-180844
Figure 1-1. Duty Cycle Chart
Rated Output (Air-Cooled)
Cable
Length
OM-185 356 Page 1